Quick rigid grooved coupling -

Quick rigid grooved coupling

Category Grooved couplings

Certificate: UL Listed / FM Approved
Standard: ANSI / UL 213
Housing: Ductile iron ASTM A536, 65-45-12
Bolt & nut: Carbon steel, detail as G52 ~G56
Gasket: EPDM, nitrile, silicone rubber, etc.
Rated pressure: ≥ 175 psi (1.21 MPa)
Surface: Red painting / hot dip galvanized

Product Details

Grooved coupling includes housing, gasket and fasteners to create a groove leak-tight structure. Quick rigid grooved coupling does not allow for movement through grip teeth in the housing, and it provides quicker installation.

Available size (Source 1 with UL/FM)

Size	Bolting (n x bolt size), ANSI	Bolting (n x bolt size), EN	Ref. No.
1-1/4″ / DN32 / 42.4mm	2 – 3/8″ x 2″	2 – M10 x 51	G3501
1-1/2″ / DN40 / 48.3mm	2 – 3/8″ x 2″	2 – M10 x 51	G3502
2″ / DN50 / 60.3mm	2 – 3/8″ x 2-1/2″	2 – M10 x 63	G3503
2-1/2″ / DN65 / 73mm	2 – 3/8″ x 2-1/2″	2 – M10 x 63	G3504
2-1/2″ / DN65 / 76.1mm	2 – 3/8″ x 2-1/2″	2 – M10 x 63	G3505
3″ / DN80 / 88.9mm	2 – 3/8″ x 2-1/2″	2 – M10 x 63	G3506
4″ / DN100 / 114.3mm	2 – 3/8″ x 2-1/2″	2 – M10 x 63	G3507
5″ / DN125 / 139.7mm	2 – 1/2″ x 3″	2 – M12 x 76	G3508
5″ / DN125 / 141.3mm	2 – 1/2″ x 3″	2 – M12 x 76	G3509
6″ / DN150 / 165.1mm	2 – 1/2″ x 3-1/4″	2 – M12 x 83	G3510
6″ / DN150 / 168.3mm	2 – 1/2″ x 3-1/4″	2 – M12 x 83	G3511
8″ / DN200 / 219.1mm	2 – 5/8″ x 4″	2 – M16 x 101	G3512
10″ / DN250 / 273mm	2 – 7/8″ x 6-1/2″	2 – M22 x 165	G3513
12″ / DN300 / 323.9mm	2 – 7/8″ x 6-1/2″	2 – M22 x 165	G3514

Available size (Source 2 with UL)

Size	Bolting (n x bolt size), ANSI	Bolting (n x bolt size), EN	Ref. No.
2″ / DN50 / 60.3mm	2 – 3/8″ x 60	2 – M10 x 57	G3521 (UL)
2-1/2″ / DN65 / 76.1mm	2 – 3/8″ x 60	2 – M10 x 57	G3522 (UL)
3″ / DN80 / 88.9mm	2 – 3/8″ x 60	2 – M10 x 63	G3523 (UL)
4″ / DN100 / 114.3mm	2 – 1/2″ x 65	2 – M12 x 70	G3524 (UL)
5″ / DN125 / 139.7mm	2 – 1/2″ x 65	2 – M12 x 70	G3525 (UL)
6″ / DN150 / 165.1mm	2 – 1/2″ x 80	2 – M12 x 82	G3526 (UL)
8″ / DN200 / 216.3mm	2 – 5/8″ x 85	2 – M16 x 85	G3527 (UL)